Oral waterjet



FIG. 1 is a front, top, right side perspective view of the oral waterjet showing the claimed new design;

FIG. 2 is a rear, bottom, left side perspective view;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a perspective view of the oral waterjet in separate pieces when not in use. 

CLAIM The ornamental design for an oral waterjet, as shown and described. 